[INFO] updating cached repository https://github.com/AlexABallWebDev/rust_playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1784c69f7bb2a7c150a86ea21e63bc1b73cb90dc
[INFO] testing AlexABallWebDev/rust_playground against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexABallWebDev%2Frust_playground" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AlexABallWebDev/rust_playground on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AlexABallWebDev/rust_playground
[INFO] finished tweaking git repo https://github.com/AlexABallWebDev/rust_playground
[INFO] tweaked toml for git repo https://github.com/AlexABallWebDev/rust_playground written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/AlexABallWebDev/rust_playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a34964a57ed90a13ce6fcf2f3abb671640cd0cb72f8e406e3622263ec1e73dc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6a34964a57ed90a13ce6fcf2f3abb671640cd0cb72f8e406e3622263ec1e73dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a34964a57ed90a13ce6fcf2f3abb671640cd0cb72f8e406e3622263ec1e73dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a34964a57ed90a13ce6fcf2f3abb671640cd0cb72f8e406e3622263ec1e73dc", kill_on_drop: false }`
[INFO] [stdout] 6a34964a57ed90a13ce6fcf2f3abb671640cd0cb72f8e406e3622263ec1e73dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d59d3c3e9a86c522d296632f57c7340837aaa4688de6724f51efcc41b0b55a3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3d59d3c3e9a86c522d296632f57c7340837aaa4688de6724f51efcc41b0b55a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/intro_1.rs:320:13
[INFO] [stdout]     |
[INFO] [stdout] 320 |             'c: loop {
[INFO] [stdout]     |             ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/intro_1.rs:393:12
[INFO] [stdout]     |
[INFO] [stdout] 393 |         13 ... 19 => println!("This is a \"teen\"", ),
[INFO] [stdout]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/intro_1.rs:424:15
[INFO] [stdout]     |
[INFO] [stdout] 424 |         n @ 1 ... 12 => println!("n is between 1-12: {}", n),
[INFO] [stdout]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/intro_1.rs:425:16
[INFO] [stdout]     |
[INFO] [stdout] 425 |         n @ 13 ... 19 => println!("n is between 13-19: {}", n),
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/intro_1.rs:433:15
[INFO] [stdout]     |
[INFO] [stdout] 433 |         n @ 1 ... 12 => n + 1,
[INFO] [stdout]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/intro_1.rs:434:16
[INFO] [stdout]     |
[INFO] [stdout] 434 |         n @ 13 ... 19 => n + 2,
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3d59d3c3e9a86c522d296632f57c7340837aaa4688de6724f51efcc41b0b55a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d59d3c3e9a86c522d296632f57c7340837aaa4688de6724f51efcc41b0b55a3", kill_on_drop: false }`
[INFO] [stdout] 3d59d3c3e9a86c522d296632f57c7340837aaa4688de6724f51efcc41b0b55a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d2da2978c28df33305680eb650126444200d6e9032187e897f7915a2014f510
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3d2da2978c28df33305680eb650126444200d6e9032187e897f7915a2014f510", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/intro_1.rs:320:13
[INFO] [stdout]     |
[INFO] [stdout] 320 |             'c: loop {
[INFO] [stdout]     |             ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/intro_1.rs:393:12
[INFO] [stdout]     |
[INFO] [stdout] 393 |         13 ... 19 => println!("This is a \"teen\"", ),
[INFO] [stdout]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/intro_1.rs:424:15
[INFO] [stdout]     |
[INFO] [stdout] 424 |         n @ 1 ... 12 => println!("n is between 1-12: {}", n),
[INFO] [stdout]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/intro_1.rs:425:16
[INFO] [stdout]     |
[INFO] [stdout] 425 |         n @ 13 ... 19 => println!("n is between 13-19: {}", n),
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/intro_1.rs:433:15
[INFO] [stdout]     |
[INFO] [stdout] 433 |         n @ 1 ... 12 => n + 1,
[INFO] [stdout]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/intro_1.rs:434:16
[INFO] [stdout]     |
[INFO] [stdout] 434 |         n @ 13 ... 19 => n + 2,
[INFO] [stdout]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "3d2da2978c28df33305680eb650126444200d6e9032187e897f7915a2014f510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d2da2978c28df33305680eb650126444200d6e9032187e897f7915a2014f510", kill_on_drop: false }`
[INFO] [stdout] 3d2da2978c28df33305680eb650126444200d6e9032187e897f7915a2014f510
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3a245d4c42cbcc13a4616eb8e1ff6dbdb89a8c2db2f6e20cb33ceda58fc5bdbb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3a245d4c42cbcc13a4616eb8e1ff6dbdb89a8c2db2f6e20cb33ceda58fc5bdbb", kill_on_drop: false }`
[INFO] [stderr] warning: unused label
[INFO] [stderr]    --> src/intro_1.rs:320:13
[INFO] [stderr]     |
[INFO] [stderr] 320 |             'c: loop {
[INFO] [stderr]     |             ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/intro_1.rs:393:12
[INFO] [stderr]     |
[INFO] [stderr] 393 |         13 ... 19 => println!("This is a \"teen\"", ),
[INFO] [stderr]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/intro_1.rs:424:15
[INFO] [stderr]     |
[INFO] [stderr] 424 |         n @ 1 ... 12 => println!("n is between 1-12: {}", n),
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/intro_1.rs:425:16
[INFO] [stderr]     |
[INFO] [stderr] 425 |         n @ 13 ... 19 => println!("n is between 13-19: {}", n),
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/intro_1.rs:433:15
[INFO] [stderr]     |
[INFO] [stderr] 433 |         n @ 1 ... 12 => n + 1,
[INFO] [stderr]     |               ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/intro_1.rs:434:16
[INFO] [stderr]     |
[INFO] [stderr] 434 |         n @ 13 ... 19 => n + 2,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_playground-b8efbf801e2f86ea
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3a245d4c42cbcc13a4616eb8e1ff6dbdb89a8c2db2f6e20cb33ceda58fc5bdbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a245d4c42cbcc13a4616eb8e1ff6dbdb89a8c2db2f6e20cb33ceda58fc5bdbb", kill_on_drop: false }`
[INFO] [stdout] 3a245d4c42cbcc13a4616eb8e1ff6dbdb89a8c2db2f6e20cb33ceda58fc5bdbb